/*
 * Copyright (C) 2010-2018 Gordon Fraser, Andrea Arcuri and EvoSuite
 * contributors
 *
 * This file is part of EvoSuite.
 *
 * EvoSuite is free software: you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published
 * by the Free Software Foundation, either version 3.0 of the License, or
 * (at your option) any later version.
 *
 * EvoSuite is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with EvoSuite. If not, see <http://www.gnu.org/licenses/>.
 */
package org.evosuite.runtime.mock.java.io;

import org.junit.Test;

import java.io.File;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;

public class MockFileTest {

    @Test
    public void testSamePath() {

        String name = "foo.txt";
        File real = new File(name);
        MockFile mock = new MockFile(name);

        assertEquals(real.toString(), mock.toString());
        assertEquals(real.getPath(), mock.getPath());
    }


    @Test
    public void testAssumptionOnConstructors_Real() {

        String name = "base";

        File base = new File(name);
        File emptyParent = new File("", name);
        File nullParent = new File((String) null, name);

        assertEquals(base.getAbsolutePath(), nullParent.getAbsolutePath());
        assertTrue(base.getAbsolutePath().length() > (name.length() + 1));

        if (emptyParent.getAbsolutePath().startsWith("/")) {
            //Mac/Linux
            assertEquals("/" + name, emptyParent.getAbsolutePath());
        }
    }

    @Test
    public void testAssumptionOnConstructors_Mock() {

        String name = "base";

        MockFile base = new MockFile(name);
        MockFile emptyParent = new MockFile("", name);
        MockFile nullParent = new MockFile((String) null, name);

        assertEquals(base.getAbsolutePath(), nullParent.getAbsolutePath());
        assertTrue(base.getAbsolutePath().length() > (name.length() + 1));

        if (emptyParent.getAbsolutePath().startsWith("/")) {
            //Mac/Linux
            assertEquals("/" + name, emptyParent.getAbsolutePath());
        }
    }

}
